Twist lock plug



FIG. 1 is a rear and top perspective view of a twist lock plug showing my new design;

FIG. 2 is a front and bottom perspective view thereof;

FIG. 3 is a top plan view thereof, the bottom plan view being a mirror image thereof;

FIG. 4 is aright side elevational view thereof, the left side elevational view being a mirror image thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken lines which define the bounds of the claim form no part thereof. None of the broken lines form part of the claimed design. 

The ornamental design for a twist lock plug, as shown and described. 